GOST 8.273-1978
ГСИ.波長范圍0.4μm～1.4μm的 1×10-6V～1×10-2V射線通量測量工具用國家專用標準器和全蘇檢定系統
State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means measuring radiant flux 1·10 in minus 6 degree to 1·10 in minus 2 degree W in the wavelength range of 0,4 - 1,4 um